The Second Red Scare

This law made it a crime to support or call for the overthrow of the U.S. government and led to charging several leaders of the communist party under it.

The House Un-American Activities Committee investigated communist influence in the film industry. They collected names of these filmmakers who were suspected of holding radical political views, finding ten to be guilty of contempt of Congress.

Alger Hiss was an American government official who was accused of spying for the Soviet Union in 1948. He was convicted of perjury in connection with this charge in 1950 and served several years in prison.

U.S. aircraft discovered that the Soviet Union had atomic bombs. President Truman informed the public of this news, which hit them hard.

Communists of China had major control in the country, forming the new People's Republic of China. The old Nationalist Party struggled to fight the spread of Mao Zedong's communism, and they ultimately failed.

McCarthy delivered an anti-communism speech that was very controversial and accused many people of being communist. Many americans followed suit and McCarthyism was a sensation.

This law required communist organizations to register with the government and established a special board to investigate communist involvement.

These people were tried for being spies, but denied all charges and refused to answer questions in trial with connection to communism. They were sentenced to death.